#if defined(__has_include) && !defined(__TINYC__)
#if __has_include(<execinfo.h>)
#elif (defined(__linux__) && (defined(__GLIBC__) || defined(__GNU_LIBRARY__))) || defined(__APPLE__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
#ifndef __V_HAVE_EXECINFO_H
char **backtrace_symbols(void *const *__array, int __size);